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Civil Engineering :: RCC Structures Design

  1. The advantage of a concrete pile over a timber pile, is

  2. A.

     No decay due to termites

    B.

     No restriction on length

    C.

     Higher bearing capacity

    D.

     All the above

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  3. An R.C.C. roof slab is designed as a two way slab if

  4. A.

     It supports live loads in both directions

    B.

     The ratio of spans in two directions is less than 2

    C.

     The slab is continuous over two supports

    D.

     The slab is discontinuous at edges

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  5. The amount of reinforcement for main bars in a slab, is based upon

  6. A.

     Minimum bending moment

    B.

     Maximum bending moment

    C.

     Maximum shear force

    D.

     Minimum shear force

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  7. The transverse reinforcements provided at right angles to the main reinforcement

  8. A.

     Distribute the load

    B.

     Resist the temperature stresses

    C.

     Resist the shrinkage stress

    D.

     All the above

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  9. If ‘W’ is weight of a retaining wall and ‘P’ is the horizontal earth pressure, the factor of safety against sliding, is

  10. A.

     1.0

    B.

     1.25

    C.

     1.5

    D.

     2.0

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  11. If p₁ and p₂ are mutually perpendicular principal stresses acting on a soil mass, the normal stress on any plane inclined at angle θ° to the principal plane carrying the principal stress p₁, is:

  12. A.

     [(p₁ - p₂)/2] + [(p₁ + p₂)/2] sin 2θ

    B.

     [(p₁ - p₂)/2] + [(p₁ + p₂)/2] cos 2θ

    C.

     [(p₁ + p₂)/2] + [(p₁ - p₂)/2] cos 2θ

    D.

     [(p₁ + p₂)/2] + [(p₁ - p₂)/2] sin 2θ

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  13. The width of the rib of a T-beam, is generally kept between

  14. A.

     1/7 to 1/3 of rib depth

    B.

     1/3 to 1/2 of rib depth

    C.

     1/2 to 3/4 of rib depth

    D.

     1/3 to 2/3 of rib depth

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  15. If ‘H’ is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is

  16. A.

     0.3 H

    B.

     0.4 H

    C.

     0.5 H

    D.

     0.7 H

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  17. The thickness of base slab of a retaining wall generally provided, is

  18. A.

     One half of the width of the stem at the bottom

    B.

     One-third of the width of the stem at the bottom

    C.

     One fourth of the width of the steam at the bottom

    D.

     Width of the stem at the bottom

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  19. Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than

  20. A.

     42 diameters from the centre of the column

    B.

     42 diameters from the inner edge of the column

    C.

     42 diameters from the outer edge of the column

    D.

     24 diameters from the centre of the column

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